Solve the trigonometric series equation 1 + sin &#x2061;<!-- ⁡ --> x + s

Paul Duran 2022-05-07 Answered
Solve the trigonometric series equation 1 + sin x + sin 2 x + sin 3 x + = 4 + 2 3
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Answers (1)

Leroy Lowery
Answered 2022-05-08 Author has 22 answers
x R | sin x | 1 and if | u | < 1 then 1 + u + u 2 + u 3 + . . . = 1 1 u
1 1 sin x = 4 + 2 3
sin x = 3 2
x = ( 1 ) k π 3 + π k , k Z
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